projection debugging

forked from loganwilliams's block: projection debugging

<!DOCTYPE html>
<head>
  <meta charset="utf-8">
  <script src="https://d3js.org/d3.v5.min.js"></script>
  <style>
    body { margin:0;position:fixed;top:0;right:0;bottom:0;left:0; }
  </style>
</head>

<body>
  <canvas width=960 height=500>
  <script>
    let width = 960;
    let height = 500;
    let context = d3.select("canvas").node().getContext('2d');
    let path1 = d3.geoPath();
    let path2 = d3.geoPath();

const degrees = 180/Math.PI;

context.strokeStyle = "#F00";
      context.beginPath();
      path1(d)
      context.stroke();
      
      path2.projection(projection2).context(context);

context.strokeStyle = "#00F";
      context.beginPath();
      path2(d)
      context.stroke();
    })
  </script>
</body>

https://d3js.org/d3.v5.min.js